I've enjoyed that article since it was first posted. Its predictions have held up well. As you said, it's a very slow signal. The model predicts what will happ

I've enjoyed that article since it was first posted. Its predictions have held up well. As you said, it's a very slow signal. The model predicts what will happen over 10 years. It doesn't say whether there will be steady X% YOY growth, or a massive plunge and then a compensating rebound.